$ git clone -n https://src.fedoraproject.org/rpms/quake3.git /var/lib/mock/f42-build-3425890-45166/root/chroot_tmpdir/scmroot/quake3
Cloning into '/var/lib/mock/f42-build-3425890-45166/root/chroot_tmpdir/scmroot/quake3'...
$ git fetch origin e51e6e4ac179a336deaa8ac8b94c685f4118e25b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/quake3
 * [new ref]         e51e6e4ac179a336deaa8ac8b94c685f4118e25b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e51e6e4 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild